Dayton, Ohio
Monthly Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
January -6° -29.4° (1985) 22.2° (1950) 2.65" 6.3"
February -4° -22.8° (1936) 25° (2000) 2.37" 5.3"
March 11° -17.2° (1943) 28.9° (2007) 3.08" 2.6"
April 17° -7.8° (1972) 32.2° (1986) 4.04" 0.2"
May 12° 23° -1.1° (1966) 35° (1998) 4.38" 0"
June 17° 28° 5.6° (1990) 39.4° (1994) 4.17" 0"
July 19° 31° 9.4° (1940) 40.6° (1934) 3.93" 0"
August 18° 29° 6.7° (1946) 39.4° (1999) 3.28" 0"
September 14° 26° 0.6° (1942) 37.8° (1954) 2.61" 0"
October 19° -5° (1952) 33.3° (2007) 2.69" 0"
November 11° -15.6° (1958) 27.2° (1999) 3.27" 0.8"
December -3° -26.7° (1989) 23.9° (1998) 2.94" 3.5"
Daily Averages & Records -  °F | °C
Date Average
Low
Average
High
Record
Low
Record
High
Average
Precipitation
Average
Snow
Jan 1 -5.6° 2.2° -20° (1968) 17° (1952) 0.09" NA
Jan 2 -5.6° 2.2° -17° (1977) 16° (1985) 0.09" NA
Jan 3 -5.6° 1.7° -19° (1979) 17° (1950) 0.09" NA
Jan 4 -6.1° 1.7° -19° (1959) 17° (1939) 0.09" NA
Jan 5 -6.1° 1.7° -21° (1959) 19° (1997) 0.09" NA
Jan 6 -6.1° 1.7° -19° (1999) 19° (1946) 0.09" NA
Jan 7 -6.1° 1.7° -21° (1970) 16° (1998) 0.09" NA
Jan 8 -6.1° 1.7° -22° (1970) 18° (1937) 0.09" NA
Jan 9 -6.1° 1.7° -22° (1970) 16° (1939) 0.09" NA
Jan 10 -6.1° 1.7° -26° (1982) 15° (1950) 0.09" NA
Jan 11 -6.1° 1.7° -26° (1982) 16° (1975) 0.09" NA
Jan 12 -6.1° 1.7° -21° (1977) 18° (1960) 0.09" NA
Jan 13 -6.7° 1.7° -20° (1977) 18° (1995) 0.09" NA
Jan 14 -6.7° 1.7° -19° (1997) 19° (1995) 0.09" NA
Jan 15 -6.7° 1.7° -22° (1972) 18° (1950) 0.09" NA
Jan 16 -6.7° 1.7° -24° (1972) 16° (1943) 0.09" NA
Jan 17 -6.7° 1.7° -28° (1977) 18° (1952) 0.09" NA
Jan 18 -6.7° 1.7° -28° (1977) 18° (1949) 0.08" NA
Jan 19 -6.7° 1.7° -28° (1994) 21° (1996) 0.08" NA
Jan 20 -6.7° 1.7° -29° (1985) 17° (1951) 0.08" NA
Jan 21 -6.7° 1.7° -29° (1985) 16° (1974) 0.08" NA
Jan 22 -6.7° 1.7° -25° (1984) 17° (1964) 0.08" NA
Jan 23 -6.7° 1.7° -27° (1936) 19° (1999) 0.08" NA
Jan 24 -6.7° 1.7° -26° (1936) 21° (1943) 0.08" NA
Jan 25 -6.7° 1.7° -23° (1936) 22° (1950) 0.08" NA
Jan 26 -6.7° 1.7° -19° (1940) 19° (1950) 0.08" NA
Jan 27 -6.7° 1.7° -22° (1936) 18° (1944) 0.08" NA
Jan 28 -6.1° 2.2° -22° (1936) 19° (1999) 0.08" NA
Jan 29 -6.1° 2.2° -23° (1977) 19° (2002) 0.08" NA
Jan 30 -6.1° 2.2° -22° (1977) 18° (1975) 0.08" NA
Jan 31 -6.1° 2.2° -23° (2004) 16° (1988) 0.08" NA
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